cpp-d1064d

[cross.git] / i686-linux-gnu-4.7 / usr / include / linux / netfilter_bridge / ebt_802_3.h

diff --git a/i686-linux-gnu-4.7/usr/include/linux/netfilter_bridge/ebt_802_3.h b/i686-linux-gnu-4.7/usr/include/linux/netfilter_bridge/ebt_802_3.h
new file mode 100644 (file)
index 0000000..ff913ef
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/linux/netfilter_bridge/ebt_802_3.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef __LINUX_BRIDGE_EBT_802_3_H
+#define __LINUX_BRIDGE_EBT_802_3_H
+
+#include <linux/types.h>
+#include <linux/if_ether.h>
+
+#define EBT_802_3_SAP 0x01
+#define EBT_802_3_TYPE 0x02
+
+#define EBT_802_3_MATCH "802_3"
+
+/*
+ * If frame has DSAP/SSAP value 0xaa you must check the SNAP type
+ * to discover what kind of packet we're carrying. 
+ */
+#define CHECK_TYPE 0xaa
+
+/*
+ * Control field may be one or two bytes.  If the first byte has
+ * the value 0x03 then the entire length is one byte, otherwise it is two.
+ * One byte controls are used in Unnumbered Information frames.
+ * Two byte controls are used in Numbered Information frames.
+ */
+#define IS_UI 0x03
+
+#define EBT_802_3_MASK (EBT_802_3_SAP | EBT_802_3_TYPE | EBT_802_3)
+
+/* ui has one byte ctrl, ni has two */
+struct hdr_ui {
+       __u8 dsap;
+       __u8 ssap;
+       __u8 ctrl;
+       __u8 orig[3];
+       __be16 type;
+};
+
+struct hdr_ni {
+       __u8 dsap;
+       __u8 ssap;
+       __be16 ctrl;
+       __u8  orig[3];
+       __be16 type;
+};
+
+struct ebt_802_3_hdr {
+       __u8  daddr[ETH_ALEN];
+       __u8  saddr[ETH_ALEN];
+       __be16 len;
+       union {
+               struct hdr_ui ui;
+               struct hdr_ni ni;
+       } llc;
+};
+
+
+struct ebt_802_3_info {
+       __u8  sap;
+       __be16 type;
+       __u8  bitmask;
+       __u8  invflags;
+};
+
+#endif /* __LINUX_BRIDGE_EBT_802_3_H */